POTENTIOMETER PARAMETERS: Model: JH-D400X-R4, resistance: standard 10k, resistance tolerance: 20%, independent linearity: 1%, resolution: basically infinite, external smoothness: maximum 0.5%. PRECISE CONTROL: The joystick potentiometer knob control is especially suitable for applications where simple knob control and arrow keys are too imprecise. EASY TO USE: This built-in spring mechanism automatically returns the rotary potentiometer joystick to the 0 position when not in use, which is very convenient. WIDE APPLICATION: Our 10K ohm potentiometer is widely used in mobile photography control systems, imaging systems medical, chip frequency compilation and production equipment, automated machine control, and industrial and scientific instruments. SERVICE GUARANTEE: We offer 24-hour customer service. If you have any questions about the 4-axis joystick potentiometer, please feel free to contact us. We will do our best to solve your problem.